Question

logaritmo de 729 com base 27..
Log 729
₂₇

Answer 1

$log_{27}(729)=x\\27^{x}=729\\(3^{3})^{x}=3^{6}\\3^{3x}=3^{6}$

Bases iguais, iguale os expoentes:

$3x=6\\x=6/3\\\\\boxed{\boxed{x=2}}$

Answer 2

Olá.

$log _{27} 729= x \\ 27 ^{x}= 27^2 \\ \boxed{\boxed{x= 2}}$

Obs.: Qualquer dúvida me consulte.